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drm/i915: Parametrize TRANS_DP_PORT_SEL 

Parametrize the TRANS_DP_PORT_SEL macros.

v2: WARN for bogus ports (Jani)
    Order the defines mask,value (Jani)

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180518152931.13104-2-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2018-05-18 18:29:26 +03:00
parent f606bc6d9d
commit f67dc6d886
2 changed files with 11 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/i915/i915_reg.h
View File

@ -7887,11 +7887,9 @@ enum {
#define _TRANS_DP_CTL_C 0xe2300
#define TRANS_DP_CTL(pipe) _MMIO_PIPE(pipe, _TRANS_DP_CTL_A, _TRANS_DP_CTL_B)
#define TRANS_DP_OUTPUT_ENABLE (1<<31)
#define TRANS_DP_PORT_SEL_B (0<<29)
#define TRANS_DP_PORT_SEL_C (1<<29)
#define TRANS_DP_PORT_SEL_D (2<<29)
#define TRANS_DP_PORT_SEL_NONE (3<<29)
#define TRANS_DP_PORT_SEL_MASK (3<<29)
#define TRANS_DP_PORT_SEL_MASK (3 << 29)
#define TRANS_DP_PORT_SEL_NONE (3 << 29)
#define TRANS_DP_PORT_SEL(port) (((port) - PORT_B) << 29)
#define TRANS_DP_PIPE_TO_PORT(val) ((((val) & TRANS_DP_PORT_SEL_MASK) >> 29) + PORT_B)
#define TRANS_DP_AUDIO_ONLY (1<<26)
#define TRANS_DP_ENH_FRAMING (1<<18)

24
drivers/gpu/drm/i915/intel_display.c
View File

@ -1360,9 +1360,9 @@ static void assert_pch_ports_disabled(struct drm_i915_private *dev_priv,
{
enum pipe port_pipe;
assert_pch_dp_disabled(dev_priv, pipe, PCH_DP_B, TRANS_DP_PORT_SEL_B);
assert_pch_dp_disabled(dev_priv, pipe, PCH_DP_C, TRANS_DP_PORT_SEL_C);
assert_pch_dp_disabled(dev_priv, pipe, PCH_DP_D, TRANS_DP_PORT_SEL_D);
assert_pch_dp_disabled(dev_priv, pipe, PCH_DP_B, TRANS_DP_PORT_SEL(PORT_B));
assert_pch_dp_disabled(dev_priv, pipe, PCH_DP_C, TRANS_DP_PORT_SEL(PORT_C));
assert_pch_dp_disabled(dev_priv, pipe, PCH_DP_D, TRANS_DP_PORT_SEL(PORT_D));
I915_STATE_WARN(intel_crt_port_enabled(dev_priv, PCH_ADPA, &port_pipe) &&
port_pipe == pipe,
@ -4702,6 +4702,8 @@ static void ironlake_pch_enable(const struct intel_crtc_state *crtc_state)
&crtc_state->base.adjusted_mode;
u32 bpc = (I915_READ(PIPECONF(pipe)) & PIPECONF_BPC_MASK) >> 5;
i915_reg_t reg = TRANS_DP_CTL(pipe);
enum port port;
temp = I915_READ(reg);
temp &= ~(TRANS_DP_PORT_SEL_MASK |
TRANS_DP_SYNC_MASK |
@ -4714,19 +4716,9 @@ static void ironlake_pch_enable(const struct intel_crtc_state *crtc_state)
if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
temp |= TRANS_DP_VSYNC_ACTIVE_HIGH;
switch (intel_trans_dp_port_sel(crtc)) {
case PORT_B:
temp |= TRANS_DP_PORT_SEL_B;
break;
case PORT_C:
temp |= TRANS_DP_PORT_SEL_C;
break;
case PORT_D:
temp |= TRANS_DP_PORT_SEL_D;
break;
default:
BUG();
}
port = intel_trans_dp_port_sel(crtc);
WARN_ON(port < PORT_B || port > PORT_D);
temp |= TRANS_DP_PORT_SEL(port);
I915_WRITE(reg, temp);
}